Move GetFileSize, NormalizeFilePath to base namespace

chrome/browser/chromeos/drive/file_cache.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/chromeos/drive/file_cache.h"
 
 #include <vector>
 
 #include "base/file_util.h"
 #include "base/files/file_enumerator.h"
@@ skipping 476 matching lines @@
 }
 
 FileError FileCache::StoreInternal(const std::string& id,
                                    const std::string& md5,
                                    const base::FilePath& source_path,
                                    FileOperationType file_operation_type) {
   AssertOnSequencedWorkerPool();
 
   int64 file_size = 0;
   if (file_operation_type == FILE_OPERATION_COPY) {
-    if (!file_util::GetFileSize(source_path, &file_size)) {
+    if (!base::GetFileSize(source_path, &file_size)) {
       LOG(WARNING) << "Couldn't get file size for: " << source_path.value();
       return FILE_ERROR_FAILED;
     }
   }
   if (!FreeDiskSpaceIfNeededFor(file_size))
     return FILE_ERROR_NO_LOCAL_SPACE;
 
   FileCacheEntry cache_entry;
   storage_->GetCacheEntry(id, &cache_entry);
 
@@ skipping 78 matching lines @@
     const std::string& id = GetIdFromPath(new_path);
     new_path = GetCacheFilePath(util::CanonicalizeResourceId(id));
     if (new_path != current && !base::Move(current, new_path))
       return false;
   }
   return true;
 }
 
 }  // namespace internal
 }  // namespace drive